Query/docs/files/core/interfaces/driver_interface.php.txt
2014-04-24 11:25:12 -04:00

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<?php
/**
* Query
*
* Free Query Builder / Database Abstraction Layer
*
* @package Query
* @author Timothy J. Warren
* @copyright Copyright (c) 2012 - 2014
* @link https://github.com/aviat4ion/Query
* @license http://philsturgeon.co.uk/code/dbad-license
*/
// --------------------------------------------------------------------------
namespace Query\Driver;
/**
* PDO Interface to implement for database drivers
*
* @package Query
* @subpackage Drivers
*/
interface Driver_Interface {
/**
* Constructor/Connection method
*
* @param string $dsn
* @param string $username
* @param string $password
* @param array $driver_options
*/
public function __construct($dsn, $username=NULL, $password=NULL, array $driver_options = array());
/**
* Begin a transaction
*
* @return bool
*/
public function beginTransaction();
/**
* Commit a transaction
*
* @return bool
*/
public function commit();
/**
* Return the current error code
*
* @return mixed
*/
public function errorCode();
/**
* Return information about the current error
*
* @return array
*/
public function errorInfo();
/**
* Execute an SQL statement and return the number of affected rows
*
* @param string $statement
* @return int
*/
public function exec($statement);
/**
* Get a connection attribute for the current db driver
*
* @param int $attribute
* @return mixed
*/
public function getAttribute($attribute);
/**
* Rollback a transaction
*
* @return bool
*/
public function rollback();
/**
* Set a connection attribute
* @param int $attribute
* @param mixed $value
* @return bool
*/
public function setAttribute($attribute, $value);
/**
* Retrieve column information for the current database table
*
* @param string $table
* @return array
*/
public function get_columns($table);
/**
* Retrieve foreign keys for the table
*
* @param string $table
* @return array
*/
public function get_fks($table);
/**
* Return list of tables for the current database
*
* @return array
*/
public function get_tables();
/**
* Surrounds the string with the databases identifier escape characters
*
* @param mixed $ident
* @return string
*/
public function quote_ident($ident);
/**
* Quote database table name, and set prefix
*
* @param string $table
* @return string
*/
public function quote_table($table);
/**
* Create and execute a prepared statement with the provided parameters
*
* @param string $sql
* @param array $params
* @return \PDOStatement
*/
public function prepare_execute($sql, $params);
/**
* Get the SQL class for the current driver
*
* @return SQL_Interface
*/
public function get_sql();
/**
* Get the Util class for the current driver
*
* @return Abstract_Util
*/
public function get_util();
}
// End of driver_interface.php